column widths in the message list must be reset manually every time you start the program. Reproducible: Always Steps to Reproduce: start or restart Actual Results: column widths lost Expected Results: should memorize column widths or autosize to width at least as wide as the column's content needs.
4.14.2 is very old. Could you test last 4.14 version or kf5 version ?
I'm working here with plasma 5.6 and here kmail behaves in that way too. Too bad, because kmail is becoming really good!
Dear Bug Submitter, This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days, the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information. For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging If you have already provided the requested information, please set the bug status as REPORTED so that the KDE team knows that the bug is ready to be confirmed. Thank you for helping us make KDE software even better for everyone!
At least on my machine this annoying bug stopped occurring suddenly only two weeks ago. I use kde Neon user edition and my kmail2 version is 5.9.1. Great to see!
Thanks for the feedback.